The Hitachi YB00003473 Coupling is a genuine OEM replacement part designed for various Hitachi ZX series excavators. This essential component ensures proper power transmission within the machine's hydraulic system. It is compatible with ZX190LC-5G, ZX200-5G, ZX210LC-5G, ZX210LCH-5G, ZX210K-5G, ZX210LCK-5G, ZX225US-5G, ZX225USLC-5G, ZX250-5G, ZX250LC-5G, ZX250LCH-5G, ZX250LCK-5G, ZX250K-5G, ZX260LCH-5G, ZX190LC-6, ZX200-6, ZX210-6, ZX210LC-6, ZX210LCH-6, ZX210K-6, ZX210LCK-6, ZX225US-6, ZX225USLC-6, ZX250-6, ZX250LC-6, ZX250LCH-6, ZX250K-6, ZX250LCK-6, and ZX260LCH-6 models. Weighing approximately 0.054 kg, this coupling maintains the original equipment specifications for reliable performance.